Elena is ordering dried chili peppers and corn husks for her cooking class. Chili peppers cost $16.95 per pound and corn husks cost $6.50 per pound. Elena spends less than $50 on LaTeX: xx pounds of chili peppers and LaTeX: yy pounds of corn husks.

What is the frequency of the sinusoidal graph?

Which of the following expressions cannot be simplified to x – 2?

The length of time it takes to find a parking space at 9 a.m. follows a normal distribution with a mean of 5 minutes and a standard deviation of 2 minutes. find the probability that it takes at least 8 minutes to find a parking space. (round your answer to four decimal places.)